diff options
Diffstat (limited to 'lib/libalpm')
| -rw-r--r-- | lib/libalpm/deps.c | 18 | ||||
| -rw-r--r-- | lib/libalpm/deps.h | 3 | ||||
| -rw-r--r-- | lib/libalpm/sync.c | 7 |
3 files changed, 18 insertions, 10 deletions
diff --git a/lib/libalpm/deps.c b/lib/libalpm/deps.c index 36f4d355..ca2126dc 100644 --- a/lib/libalpm/deps.c +++ b/lib/libalpm/deps.c @@ -594,8 +594,8 @@ pmpkg_t *_alpm_resolvedep(pmdepend_t *dep, alpm_list_t *dbs, * unmodified by this function */ int _alpm_resolvedeps(pmdb_t *local, alpm_list_t *dbs_sync, pmpkg_t *pkg, - alpm_list_t **packages, alpm_list_t *remove, - alpm_list_t **data) + alpm_list_t *preferred, alpm_list_t **packages, + alpm_list_t *remove, alpm_list_t **data) { alpm_list_t *i, *j; alpm_list_t *targ; @@ -632,17 +632,21 @@ int _alpm_resolvedeps(pmdb_t *local, alpm_list_t *dbs_sync, pmpkg_t *pkg, if(_alpm_find_dep_satisfier(*packages, missdep)) { continue; } - /* find a satisfier package in the given repositories */ - pmpkg_t *spkg = _alpm_resolvedep(missdep, dbs_sync, *packages, 0); + /* check if one of the packages in the [preferred] list already satisfies this dependency */ + pmpkg_t *spkg = _alpm_find_dep_satisfier(preferred, missdep); + if(!spkg) { + /* find a satisfier package in the given repositories */ + spkg = _alpm_resolvedep(missdep, dbs_sync, *packages, 0); + } if(!spkg) { pm_errno = PM_ERR_UNSATISFIED_DEPS; char *missdepstring = alpm_dep_compute_string(missdep); _alpm_log(PM_LOG_WARNING, _("cannot resolve \"%s\", a dependency of \"%s\"\n"), - missdepstring, tpkg->name); + missdepstring, tpkg->name); free(missdepstring); if(data) { pmdepmissing_t *missd = _alpm_depmiss_new(miss->target, - miss->depend, miss->causingpkg); + miss->depend, miss->causingpkg); if(missd) { *data = alpm_list_add(*data, missd); } @@ -654,7 +658,7 @@ int _alpm_resolvedeps(pmdb_t *local, alpm_list_t *dbs_sync, pmpkg_t *pkg, return(-1); } else { _alpm_log(PM_LOG_DEBUG, "pulling dependency %s (needed by %s)\n", - alpm_pkg_get_name(spkg), alpm_pkg_get_name(tpkg)); + alpm_pkg_get_name(spkg), alpm_pkg_get_name(tpkg)); *packages = alpm_list_add(*packages, spkg); } } diff --git a/lib/libalpm/deps.h b/lib/libalpm/deps.h index eb1400bd..94847d8d 100644 --- a/lib/libalpm/deps.h +++ b/lib/libalpm/deps.h @@ -49,7 +49,8 @@ alpm_list_t *_alpm_sortbydeps(alpm_list_t *targets, int reverse); void _alpm_recursedeps(pmdb_t *db, alpm_list_t *targs, int include_explicit); pmpkg_t *_alpm_resolvedep(pmdepend_t *dep, alpm_list_t *dbs, alpm_list_t *excluding, int prompt); int _alpm_resolvedeps(pmdb_t *local, alpm_list_t *dbs_sync, pmpkg_t *pkg, - alpm_list_t **packages, alpm_list_t *remove, alpm_list_t **data); + alpm_list_t *preferred, alpm_list_t **packages, alpm_list_t *remove, + alpm_list_t **data); int _alpm_dep_edge(pmpkg_t *pkg1, pmpkg_t *pkg2); pmdepend_t *_alpm_splitdep(const char *depstring); pmpkg_t *_alpm_find_dep_satisfier(alpm_list_t *pkgs, pmdepend_t *dep); diff --git a/lib/libalpm/sync.c b/lib/libalpm/sync.c index e6923abe..1dbd93d5 100644 --- a/lib/libalpm/sync.c +++ b/lib/libalpm/sync.c @@ -348,6 +348,7 @@ static int compute_download_size(pmpkg_t *newpkg) int _alpm_sync_prepare(pmtrans_t *trans, pmdb_t *db_local, alpm_list_t *dbs_sync, alpm_list_t **data) { alpm_list_t *deps = NULL; + alpm_list_t *preferred = NULL; alpm_list_t *unresolvable = NULL; alpm_list_t *remove = NULL; /* allow checkdeps usage with trans->packages */ alpm_list_t *i, *j; @@ -370,19 +371,21 @@ int _alpm_sync_prepare(pmtrans_t *trans, pmdb_t *db_local, alpm_list_t *dbs_sync EVENT(trans, PM_TRANS_EVT_RESOLVEDEPS_START, NULL, NULL); _alpm_log(PM_LOG_DEBUG, "resolving target's dependencies\n"); - /* build remove list for resolvedeps */ + /* build remove list and preferred list for resolvedeps */ for(i = trans->packages; i; i = i->next) { pmpkg_t *spkg = i->data; for(j = spkg->removes; j; j = j->next) { remove = alpm_list_add(remove, j->data); } + preferred = alpm_list_add(preferred, spkg); } /* Resolve packages in the transaction one at a time, in addtion building up a list of packages which could not be resolved. */ for(i = trans->packages; i; i = i->next) { pmpkg_t *pkg = i->data; - if(_alpm_resolvedeps(db_local, dbs_sync, pkg, &resolved, remove, data) == -1) { + if(_alpm_resolvedeps(db_local, dbs_sync, pkg, preferred, + &resolved, remove, data) == -1) { unresolvable = alpm_list_add(unresolvable, pkg); } /* Else, [resolved] now additionally contains [pkg] and all of its |